That statement could lead jurors to suspect a police cover-up.

In April, the atmosphere was darkened by the torture-death of a student dissident and a subsequent police cover-up.

It rightly exposed a police cover-up in the death of the innocent news vendor during the G20 demonstrations/riot.

The death and subsequent revelations of a police cover-up have created a national furor.

Others discount the notion of a police cover-up in an open society like Sweden.

Today, city officials tried to dispel suggestions of a police cover-up.

In arguing for the heaviest sentence, prosecutors focused on what one called a "police cover-up of a death in custody."

It fit with the police cover-up.

Newspeople in LA are up in arms, claiming a police cover-up.

Thousands took part in a series of demonstrations to protest against an alleged police cover-up.